[PATCH 3/5] mt9m111: move lastpage to struct mt9m111 for multi instances

[Michael Grzeschik]

Signed-off-by: Michael Grzeschik <m.grzesc...@pengutronix.de>
---
 drivers/media/video/mt9m111.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c
index e08b46c..8ad99a9 100644
--- a/drivers/media/video/mt9m111.c
+++ b/drivers/media/video/mt9m111.c
@@ -170,6 +170,7 @@ struct mt9m111 {
        enum mt9m111_context context;
        struct v4l2_rect rect;
        const struct mt9m111_datafmt *fmt;
+       int lastpage;
        unsigned int gain;
        unsigned char autoexposure;
        unsigned char datawidth;
@@ -192,17 +193,17 @@ static int reg_page_map_set(struct i2c_client *client, 
const u16 reg)
 {
        int ret = 0;
        u16 page;
-       static int lastpage = -1;       /* PageMap cache value */
+       struct mt9m111 *mt9m111 = to_mt9m111(client);
 
        page = (reg >> 8);
-       if (page == lastpage)
+       if (page == mt9m111->lastpage)
                return 0;
        if (page > 2)
                return -EINVAL;
 
        ret = i2c_smbus_write_word_data(client, MT9M111_PAGE_MAP, swab16(page));
        if (!ret)
-               lastpage = page;
+               mt9m111->lastpage = page;
        return ret;
 }
 
-- 
1.7.5.4

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